Base | Representation |
---|---|
bin | 1001111010000… |
… | …10110011111110 |
3 | 12210101111002100 |
4 | 10331002303332 |
5 | 132234024131 |
6 | 12125205530 |
7 | 2026301415 |
oct | 475026376 |
9 | 183344070 |
10 | 83111166 |
11 | 42a06716 |
12 | 23a008a6 |
13 | 142ac508 |
14 | b07647c |
15 | 746a7e6 |
hex | 4f42cfe |
83111166 has 12 divisors (see below), whose sum is σ = 180074232. Its totient is φ = 27703716.
The previous prime is 83111159. The next prime is 83111173. The reversal of 83111166 is 66111138.
It is an interprime number because it is at equal distance from previous prime (83111159) and next prime (83111173).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2308626 + ... + 2308661.
It is an arithmetic number, because the mean of its divisors is an integer number (15006186).
Almost surely, 283111166 is an apocalyptic number.
83111166 is an abundant number, since it is smaller than the sum of its proper divisors (96963066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83111166 is a wasteful number, since it uses less digits than its factorization.
83111166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4617295 (or 4617292 counting only the distinct ones).
The product of its digits is 864, while the sum is 27.
The square root of 83111166 is about 9116.5325645225. The cubic root of 83111166 is about 436.4017248240.
The spelling of 83111166 in words is "eighty-three million, one hundred eleven thousand, one hundred sixty-six".
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